TECHNIPOL® 32

DESCRIPTION

Technipol^® 32 is a co-polyester based thermoplastic adhesive designed for the production of air and oil filters in the automotive industry.

Technipol^® 32 is characterised by:
- a high chemical resistance (mineral oil and diesel vapours)
- a good thermal resistance, compatible with the paper curing temperatures
- a high flexibility, that assures the integrity of the filter during all production steps

TECHNICAL CHARACTERISTICS

Properties	Test method	U.M.	Values
Melting temperature	ASTM D 3418 / ISO 11357-3	°C	185
Brookfield viscosity* (210 °C)	MI 12	Pa*s	34
Viscosity - MFI 210 °C 0.325 Kg	ASTM D 1238 / ISO 1133	g/10 min	43
Density	ASTM D 792 / ISO 1183	g/cm³	1,11
Elongation at break	ASTM D 638 / ISO 527	%	> 500

*Cone/ plate Viscometer, Model Brookfield CAP 2000+.

VISCOSITY vs TEMPERATURE CURVE

TECHNIPOL32viscosity-temperature-scheme

APPLICATION INDICATIONS

Extruders are recommended when applying this grade.
Suggested temperature profile for extrusion:

UNDER HOPPER

FEEDING ZONE

COMPRESSION

ZONE

METERING ZONE

EXTRUSION DIE/ HOSE

NOZZLE

100° – 120°C

140° – 160°C

180° – 210°C

220° - 240°C

240° - 250°C

PACKAGING

25 kg bags equipped with an aluminum film barrier against moisture action.
500 kg cardboard octabins equipped with an inner PE liner.

STORAGE

Technipol^® 32 can be stored for 12 months if stocked in a cool and dry place and protected from light.
When stocked around 5 – 10°C or below, it is recommended to keep it at 15 – 20°C for at least for 24 hours before using it.